Heating & Air Conditioning in Northgate, Walnut Creek, CA
Your local heating and air contractor in Northgate
From an AC that quits in a July heat wave to a furnace that won't light on a cold winter morning, Blue Star Heating & Air handles heating and cooling in Northgate. We work on central air, gas furnaces, heat pumps and ductwork for residential and commercial customers.

- From our Antioch shop
- About 21 miles southwest
- ZIP code
- 94598
- Power
- PG&E delivery, MCE generation
- Permits
- City of Walnut Creek Building Division
Serving Northgate
Northgate is about 21 miles southwest via Kirker Pass Road and Ygnacio Valley Road from our Antioch shop, and we serve all of it, including Northgate High School, Foothill Middle School, Walnut Acres Elementary and Shell Ridge Open Space. Northgate is Walnut Creek's owner-occupied east side, with detached homes on wide, flat streets, and its hot summers and frosty winter nights call for a furnace and AC you can count on.
Main roads
- Ygnacio Valley Rd
- North Gate Rd
- Oak Grove Rd
Around Northgate
- Northgate High School
- Foothill Middle School
- Walnut Acres Elementary
- Shell Ridge Open Space nearby
Other services in Northgate
All servicesQuestions before you call
Do you serve all of Northgate?
Yes. We serve all of Northgate, including Northgate High School, Foothill Middle School, Walnut Acres Elementary and Shell Ridge Open Space. Call with your address and we'll confirm the first available appointment.
Do you work on both homes and businesses in Northgate?
Yes. Along with residential AC and heating, we repair, replace and maintain commercial systems such as rooftop package units and split systems for offices, shops, restaurants and apartment buildings.
What should I have ready when I call?
Your address, the type of system (central AC, gas furnace, heat pump or package unit), roughly how old it is, and what it's doing - noises, smells, error codes or no air at all. That helps us bring the right parts.
